Home / 14,526,748.80-21,787,790.40-4,427,020.80

Finding the Fourth Proportional to 14,526,748.80, 21,787,790.40 and 4,427,020.80

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Solution

The fourth proportional to 14,526,748.80, 21,787,790.40 and 4,427,020.80 is: 6,639,820.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,526,748.80 : 21,787,790.40 = 4,427,020.80 : x
  2. Step 2: Convert to fraction form
    14,526,748.80/21,787,790.40 = 4,427,020.80/x
  3. Step 3: Cross multiply
    14,526,748.80x = 21,787,790.40 × 4,427,020.80
  4. Step 4: Simplify right side
    14,526,748.80x = 96,455,001,286,840.31
  5. Step 5: Solve for x
    x = 96,455,001,286,840.31/14,526,748.80
  6. Step 6: Final answer
    x = 6,639,820.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.